web/packages/trpc/lib/routers/hotels/availability/selectRate/rooms/schema.ts

import dayjs from "dayjs"
import { z } from "zod"

import { Lang } from "@scandic-hotels/common/constants/language"

import { baseBookingSchema, baseRoomSchema } from "../../../input"

export type RoomsAvailabilityInputRoom =
  RoomsAvailabilityInputSchema["booking"]["rooms"][number]
export type RoomsAvailabilityOutputSchema = z.output<
  typeof selectRateRoomsAvailabilityInputSchema
>
export type RoomsAvailabilityInputSchema = z.input<
  typeof selectRateRoomsAvailabilityInputSchema
>
export const selectRateRoomsAvailabilityInputSchema = z
  .object({
    booking: baseBookingSchema.extend({
      rooms: z.array(baseRoomSchema),
    }),
    lang: z.nativeEnum(Lang),
  })
  .refine(
    (data) => {
      const fromDate = dayjs(data.booking.fromDate)

      return fromDate.isValid()
    },
    {
      message: "FROMDATE_INVALID",
    }
  )
  .refine(
    (data) => {
      const toDate = dayjs(data.booking.toDate)

      return toDate.isValid()
    },
    {
      message: "TODATE_INVALID",
    }
  )
  .refine(
    (data) => {
      const fromDate = dayjs(data.booking.fromDate).startOf("day")
      const toDate = dayjs(data.booking.toDate).startOf("day")

      return fromDate.isBefore(toDate)
    },
    {
      message: "TODATE_MUST_BE_AFTER_FROMDATE",
    }
  )
  .refine(
    (data) => {
      const fromDate = dayjs(data.booking.fromDate)
      const today = dayjs().startOf("day")

      return fromDate.isSameOrAfter(today)
    },
    {
      message: "FROMDATE_CANNOT_BE_IN_THE_PAST",
    }
  )